package com.zhouyiquan.gulimall.product.exception;

import com.zhouyiquan.common.exception.BizCodeEnume;
import com.zhouyiquan.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * @author 周益全
 * @version v1.0
 * Controller层统一处理异常
 **/
@Slf4j
@RestControllerAdvice(basePackages = "com.zhouyiquan.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {

    /**
     * 数据校验异常
     */
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildException(MethodArgumentNotValidException e) {
        BindingResult bindingResult = e.getBindingResult();

        Map<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach((fieldError) -> {
            errorMap.put(fieldError.getField(), fieldError.getDefaultMessage());

        });
        return R.error(BizCodeEnume.VAILD_EXCEPTION.getCode(), BizCodeEnume.VAILD_EXCEPTION.getMsg()).put("data", errorMap);
    }


    /**
     * 其他异常 -> Throwable Exception
     * 最大异常捕获
     * @param throwable
     * @return
     */
    @ExceptionHandler(value = Throwable.class)
    public R handleException(Throwable throwable) {

        return R.error(BizCodeEnume.UNKNOW_EXCEPTION.getCode(), BizCodeEnume.UNKNOW_EXCEPTION.getMsg());

    }

}
